Volvo Owners Club Forum - View Single Post - Voltage to rear lambda sensor flatlining at 5v

grass hopper · Jun 21st, 2009, 00:01

not read the full post but if i remember right the rear oxy sensor stays stable ish at 5 volts and the front fluctuates,current draw for the preheater should be approx 1 amp.

Jun 21st, 2009, 00:01	#11
grass hopper Premier Member Last Online: Mar 18th, 2011 13:38 Join Date: May 2009 Location: grassmere!	not read the full post but if i remember right the rear oxy sensor stays stable ish at 5 volts and the front fluctuates,current draw for the preheater should be approx 1 amp. Last edited by grass hopper; Jun 21st, 2009 at 00:09.